Obtaining lead

Industry

CPC
C22B13/00

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Parent Industries

CCHEMISTRY METALLURGY C22Metallurgy C22BPRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS

Current Industry

Sub Industries

C22B13/02by dry processes C22B13/025Recovery from waste materials C22B13/04by wet processes C22B13/045Recovery from waste materials C22B13/06Refining C22B13/08Separating metals from lead by precipitating C22B13/10Separating metals from lead by crystallising

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Treated geothermal brine compositions with reduced concentration of...
- Patent number 12,168,748
- Issue date Dec 17, 2024
- TERRALITHIUM LLC
- Stephen Harrison
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for the treatment of iron-containing sludge
- Patent number 12,054,804
- Issue date Aug 6, 2024
- Arcelormittal
- Gaelle Kerzerho
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Metal and tin alloy having low alpha-ray emission, and method for p...
- Patent number 12,000,020
- Issue date Jun 4, 2024
- Mitsubishi Materials Corporation
- Hirotaka Hirano
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for the desulphurization of materials and/or residues conta...
- Patent number 11,946,115
- Issue date Apr 2, 2024
- STC S.R.L. SCIENCE TECHNOLOGY & CONSULTING
- Giorgio La Sala
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for the purification of waste materials or industrial by-pr...
- Patent number 11,938,527
- Issue date Mar 26, 2024
- amaTEQ Holding GmbH
- Alexander Kehrmann
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Pyrometallurgical process
- Patent number 11,920,210
- Issue date Mar 5, 2024
- METALLO BELGIUM
- Bert Coletti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Systems and methods for closed-loop recycling of a liquid component...
- Patent number 11,923,518
- Issue date Mar 5, 2024
- Clarios Advanced Germany Gmbh & Co. KG
- Eberhard Meissner
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method, apparatus and system for processing a composite waste source
- Patent number 11,884,992
- Issue date Jan 30, 2024
- Newsouth Innovations Pty Limited
- Veena Sahajwalla
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of separating and recovering bromine from printed circuit bo...
- Patent number 11,858,822
- Issue date Jan 2, 2024
- Beijing University of Technology
- Dean Pan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for the purification of waste materials or industrial by-pr...
- Patent number 11,850,641
- Issue date Dec 26, 2023
- amaTEQ Holding GmbH
- Alexander Kehrmann
- C21 - METALLURGY OF IRON
Information Patent Grant
Pyrorefining process
- Patent number 11,827,953
- Issue date Nov 28, 2023
- METALLO BELGIUM
- Bert Coletti
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Methods for purifying and recycling lead from spent lead-acid batte...
- Patent number 11,791,505
- Issue date Oct 17, 2023
- CPS Technology Holdings LLC
- Matthew A. Spence
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Solder production process
- Patent number 11,746,395
- Issue date Sep 5, 2023
- METALLO BELGIUM
- Bert Coletti
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Copper production process
- Patent number 11,739,394
- Issue date Aug 29, 2023
- METALLO BELGIUM
- Bert Coletti
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Furnace controller and method of operating a furnace
- Patent number 11,740,022
- Issue date Aug 29, 2023
- Air Products and Chemicals, Inc.
- Martin Lawrence
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Systems and methods for aqueous recovery of lead from lead acid bat...
- Patent number 11,708,640
- Issue date Jul 25, 2023
- Aqua Metals Inc.
- Samaresh Mohanta
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for recovering lead from a lead pastel and use thereof in a...
- Patent number 11,667,990
- Issue date Jun 6, 2023
- Engitec Technologies S.p.A.
- Massimo Giuseppe Maccagni
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Metal cementing apparatus and continuous cementation method by mean...
- Patent number 11,603,577
- Issue date Mar 14, 2023
- COBRE LAS CRUCES, S.A.U.
- Carlos Frias Gomez
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of extracting metals from polymetallic sulphide ores or conc...
- Patent number 11,560,609
- Issue date Jan 24, 2023
- COBRE LAS CRUCES, S.A.U.
- Carlos Frías Gómez
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for the treatment of iron-containing sludge
- Patent number 11,519,053
- Issue date Dec 6, 2022
- Arcelormittal
- Severine Giordana
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for preparing lead directly from lead-containing material by...
- Patent number 11,519,054
- Issue date Dec 6, 2022
- University of Science and Technology Beijing
- Chengyan Wang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Hydrometallurgical method for recycling lead from spent lead-acid b...
- Patent number 11,502,344
- Issue date Nov 15, 2022
- University of Science and Technology Beijing
- Chengyan Wang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Treated geothermal brine compositions with reduced concentration of...
- Patent number 11,466,191
- Issue date Oct 11, 2022
- TERRALITHIUM LLC
- Stephen Harrison
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recycling of lead- and tin-based materials
- Patent number 11,427,478
- Issue date Aug 30, 2022
- Imperial College Innovations Limited
- Aleksandra Katarzyna Hekselman
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Agent for selective antimony and arsenic removal and tin retaining...
- Patent number 11,414,724
- Issue date Aug 16, 2022
- JIANGSU NEW CHUNXING RESOURCE RECYCLING CO., LTD.
- Chunming Yang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Extraction methods from refractory ores
- Patent number 11,401,578
- Issue date Aug 2, 2022
- TCM RESEARCH LTD.
- Dmitri S. Terekhov
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for comprehensive recovery of silver-containing lead slag
- Patent number 11,345,975
- Issue date May 31, 2022
- Beijing University of Technology
- De'an Pan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Separating and melting system and method for waste lead grid in was...
- Patent number 11,339,456
- Issue date May 24, 2022
- JIANGSU NEW CHUNXING RESOURCE RECYCLING CO. LTD
- Chunming Yang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of pretreatment and bromine recovery of PCB incineration ash
- Patent number 11,198,615
- Issue date Dec 14, 2021
- Beijing University of Technology
- Yufeng Wu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for separation of antimony and arsenic from a leach solution
- Patent number 11,124,857
- Issue date Sep 21, 2021
- GOLDCORP INC.
- Marcus Tomlinson
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
THIODIGLYCOLAMIC ACID EXTRACTANT, AND PREPARATION METHOD AND USE TH...
- Publication number 20240368726
- Publication date Nov 7, 2024
- INSTITUTE OF APPLIED CHEMISTRY, JIANGXI ACADEMY OF SCIENCES
- Hongmin CUI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR REMOVING HALIDE FROM WAELZ OXIDE
- Publication number 20240368729
- Publication date Nov 7, 2024
- KOREA ZINC CO., LTD.
- Heon Sik CHOI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR RECOVERING IRON AND VALUABLE METALS FROM ELECTRIC ARC FU...
- Publication number 20240327936
- Publication date Oct 3, 2024
- KOREA ZINC CO., LTD.
- Heon Sik CHOI
- C21 - METALLURGY OF IRON
Information Patent Application
AUTOMATED METHOD AND DEVICE FOR PRODUCTION OF LEAD 212 FOR USE IN T...
- Publication number 20240327948
- Publication date Oct 3, 2024
- RADIOMEDIX, INC.
- Ebrahim Delpassand
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
RECOVERY METHOD FOR VALUABLE METALS IN COPPER ANODE SLIME
- Publication number 20240287644
- Publication date Aug 29, 2024
- KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Bin YANG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
LEADED SLAG CLEANING AND RECOVERY OF USEFUL METALS AND REUSE OF SLAG
- Publication number 20240274911
- Publication date Aug 15, 2024
- Gopher Resource, LLC
- Joseph GROGAN
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
TREATED GEOTHERMAL BRINE COMPOSITIONS WITH REDUCED CONCENTRATION OF...
- Publication number 20240271026
- Publication date Aug 15, 2024
- TERRALITHIUM LLC
- Stephen Harrison
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
METHOD, APPARATUS AND SYSTEM FOR PROCESSING A COMPOSITE WASTE SOURCE
- Publication number 20240247335
- Publication date Jul 25, 2024
- NewSouth Innovations Pty Limited
- Veena Sahajwalla
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SYSTEMS AND PROCESSES FOR PRODUCING AMMONIUM SULFATE FROM WASTE STR...
- Publication number 20240190713
- Publication date Jun 13, 2024
- Michael Hammer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
SYSTEMS AND METHODS FOR CLOSED-LOOP RECYCLING OF A LIQUID COMPONENT...
- Publication number 20240194962
- Publication date Jun 13, 2024
- CLARIOS GERMANY GMBH & CO. KG
- Eberhard Meissner
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
METHOD FOR THE TREATMENT OF RESIDUES FROM THE ZINC AND LEAD PRODUCT...
- Publication number 20240150868
- Publication date May 9, 2024
- ECOTEC GESTIONE IMPIANTI S.R.L
- Aldo IMERITO
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR RECOVERING LEAD FROM COPPER SMELTING DUST
- Publication number 20240076759
- Publication date Mar 7, 2024
- MITSUBISHI MATERIALS CORPORATION
- Shu Muraoka
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
APPARATUS FOR RECOVERY OF BASE METALS FROM GRID METALLICS
- Publication number 20240043961
- Publication date Feb 8, 2024
- VERDEEN CHEMICALS INC.
- Vipin Tyagi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHODS FOR PURIFYING AND RECYCLING LEAD FROM SPENT LEAD-ACID BATTE...
- Publication number 20240021905
- Publication date Jan 18, 2024
- CPS Technology Holdings LLC
- Matthew A. Spence
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ENERGY EFFICIENT SALT-FREE RECOVERY OF METAL FROM DROSS
- Publication number 20230357888
- Publication date Nov 9, 2023
- PYROGENESIS CANADA INC.
- Michel G. Drouet
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Systems And Methods For Aqueous Recovery Of Lead From Lead Acid Bat...
- Publication number 20230313400
- Publication date Oct 5, 2023
- Aqua Metals Inc.
- Samaresh Mohanta
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PROCESS WITH LOW ENVIRONMENTAL IMPACT AND REDUCED ENERGY CONSUMPTIO...
- Publication number 20230307733
- Publication date Sep 28, 2023
- ENN.CO SRL
- Giovanni MODICA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR RECOVERING VALUABLE MATERIAL FROM PEROVSKITE SOLAR CELL
- Publication number 20230304125
- Publication date Sep 28, 2023
- National Tsing-Hua University
- Fan-Wei LIU
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Hydrometallurgical Processes For Battery Recycling
- Publication number 20230279520
- Publication date Sep 7, 2023
- The Doe Run Resources Corporation
- Timothy Roy HYMER
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
DESULFURISATION OF LEAD-CONTAINING WASTE
- Publication number 20230235427
- Publication date Jul 27, 2023
- EVER RESOURCE LTD
- Vimalnath SELVARAJ
- C01 - INORGANIC CHEMISTRY
Information Patent Application
A METHOD OF SEPARATING AND RECOVERING BROMINE FROM PRINTED CIRCUIT...
- Publication number 20230192488
- Publication date Jun 22, 2023
- BEIJING UNIVERSITY OF TECHNOLOGY
- DEAN PAN
- C01 - INORGANIC CHEMISTRY
Information Patent Application
HYDROMETALLURGICAL METHOD FOR SIMULTANEOUSLY EXTRACTING METALS AND...
- Publication number 20230137480
- Publication date May 4, 2023
- Julio Domingo BONELLI ARENAS
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METAL AND TIN ALLOY HAVING LOW ALPHA-RAY EMISSION, AND METHOD FOR P...
- Publication number 20230085708
- Publication date Mar 23, 2023
- MITSUBISHI MATERIALS CORPORATION
- Hirotaka Hirano
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
TREATED GEOTHERMAL BRINE COMPOSITIONS WITH REDUCED CONCENTRATION OF...
- Publication number 20230085171
- Publication date Mar 16, 2023
- TERRALITHIUM LLC
- Stephen Harrison
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
MOLTEN LEAD SCRAP SUBMERGENCE APPARATUS
- Publication number 20230037016
- Publication date Feb 2, 2023
- PYROTEK, INC.
- Andrew HORSFALL
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Systems And Methods For Aqueous Recovery Of Lead From Lead Acid Bat...
- Publication number 20220341051
- Publication date Oct 27, 2022
- Aqua Metals Inc.
- Samaresh Mohanta
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
METAL RECOVERY PROCESS
- Publication number 20220325375
- Publication date Oct 13, 2022
- Brian Matthew DEY
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
DESULFURISATION OF LEAD-CONTAINING WASTE
- Publication number 20220325376
- Publication date Oct 13, 2022
- EVER RESOURCE LTD
- Vimalnath SELVARAJ
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
IMPROVED METHOD FOR PRODUCING HIGH PURITY LEAD
- Publication number 20220074022
- Publication date Mar 10, 2022
- Metallo Belgium
- Bert Coletti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD AND APPARATUS FOR RECOVERING COPPER, BRONZE AND LEAD FROM MI...
- Publication number 20220002837
- Publication date Jan 6, 2022
- Pukyong National University Industry-University Cooperation Foundation
- Jei Pil WANG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Obtaining lead

Industry

Parent Industries

Current Industry

Sub Industries

Patents Grantslast 30 patents

Treated geothermal brine compositions with reduced concentration of...

Method for the treatment of iron-containing sludge

Metal and tin alloy having low alpha-ray emission, and method for p...

Process for the desulphurization of materials and/or residues conta...

Process for the purification of waste materials or industrial by-pr...

Pyrometallurgical process

Systems and methods for closed-loop recycling of a liquid component...

Method, apparatus and system for processing a composite waste source

Method of separating and recovering bromine from printed circuit bo...

Process for the purification of waste materials or industrial by-pr...

Pyrorefining process

Methods for purifying and recycling lead from spent lead-acid batte...

Solder production process

Copper production process

Furnace controller and method of operating a furnace

Systems and methods for aqueous recovery of lead from lead acid bat...

Process for recovering lead from a lead pastel and use thereof in a...

Metal cementing apparatus and continuous cementation method by mean...

Method of extracting metals from polymetallic sulphide ores or conc...

Method for the treatment of iron-containing sludge

Method for preparing lead directly from lead-containing material by...

Hydrometallurgical method for recycling lead from spent lead-acid b...

Treated geothermal brine compositions with reduced concentration of...

Recycling of lead- and tin-based materials

Agent for selective antimony and arsenic removal and tin retaining...

Extraction methods from refractory ores

Method for comprehensive recovery of silver-containing lead slag

Separating and melting system and method for waste lead grid in was...

Method of pretreatment and bromine recovery of PCB incineration ash

Process for separation of antimony and arsenic from a leach solution

Patents Applicationslast 30 patents

THIODIGLYCOLAMIC ACID EXTRACTANT, AND PREPARATION METHOD AND USE TH...

METHOD FOR REMOVING HALIDE FROM WAELZ OXIDE

METHOD FOR RECOVERING IRON AND VALUABLE METALS FROM ELECTRIC ARC FU...

AUTOMATED METHOD AND DEVICE FOR PRODUCTION OF LEAD 212 FOR USE IN T...

RECOVERY METHOD FOR VALUABLE METALS IN COPPER ANODE SLIME

LEADED SLAG CLEANING AND RECOVERY OF USEFUL METALS AND REUSE OF SLAG

TREATED GEOTHERMAL BRINE COMPOSITIONS WITH REDUCED CONCENTRATION OF...

METHOD, APPARATUS AND SYSTEM FOR PROCESSING A COMPOSITE WASTE SOURCE

SYSTEMS AND PROCESSES FOR PRODUCING AMMONIUM SULFATE FROM WASTE STR...

SYSTEMS AND METHODS FOR CLOSED-LOOP RECYCLING OF A LIQUID COMPONENT...

METHOD FOR THE TREATMENT OF RESIDUES FROM THE ZINC AND LEAD PRODUCT...

METHOD FOR RECOVERING LEAD FROM COPPER SMELTING DUST

APPARATUS FOR RECOVERY OF BASE METALS FROM GRID METALLICS

METHODS FOR PURIFYING AND RECYCLING LEAD FROM SPENT LEAD-ACID BATTE...

ENERGY EFFICIENT SALT-FREE RECOVERY OF METAL FROM DROSS

Systems And Methods For Aqueous Recovery Of Lead From Lead Acid Bat...

PROCESS WITH LOW ENVIRONMENTAL IMPACT AND REDUCED ENERGY CONSUMPTIO...

METHOD FOR RECOVERING VALUABLE MATERIAL FROM PEROVSKITE SOLAR CELL

Hydrometallurgical Processes For Battery Recycling

DESULFURISATION OF LEAD-CONTAINING WASTE

A METHOD OF SEPARATING AND RECOVERING BROMINE FROM PRINTED CIRCUIT...

HYDROMETALLURGICAL METHOD FOR SIMULTANEOUSLY EXTRACTING METALS AND...

METAL AND TIN ALLOY HAVING LOW ALPHA-RAY EMISSION, AND METHOD FOR P...

TREATED GEOTHERMAL BRINE COMPOSITIONS WITH REDUCED CONCENTRATION OF...

MOLTEN LEAD SCRAP SUBMERGENCE APPARATUS

Systems And Methods For Aqueous Recovery Of Lead From Lead Acid Bat...

METAL RECOVERY PROCESS

DESULFURISATION OF LEAD-CONTAINING WASTE

IMPROVED METHOD FOR PRODUCING HIGH PURITY LEAD

METHOD AND APPARATUS FOR RECOVERING COPPER, BRONZE AND LEAD FROM MI...